*Regular author: Submit full paper to publish and present at the conference.
*Student author: Provide a valid certificate from their departments (only for the first author).
*HKSME Member: Provide a valid member ID.
*Additional paper: One first author can only publish one additional paper.
*Additional Page: If the paper exceeds 6 pages, extra pages should be paid at 70 USD/page.
* Presenter: Submit abstract, present it on the conference, without publication.
* Listeners: Attend the conference only, without submission and publication.